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RADIATSIYaI OFTOB

radiaciyai-oftob

RADIATSIYaI OFTOB, afkanishoti Oftobro guyand, ki tabiati elektromagnitii) korpuskulaviro dorost. Radiatsiyai Oftob baroi aksariyati prosesshoi ruizamini manbai asosii ener­giya hisob meyobad. Raditsiyai korpuskulavii Oftob aso­san az protonhoe iboratand, ki dar fazoi nazdizamini 300—1500 km/son surat dorand. Agar zichii protonho dar nazdikii Zamin 5—80 ion dar yak santimetri mukaab boshad, bo afzudani khuruji Oftob va pas az afruzishhoi kalon on to ba 103 ionho/sm3 merasad. Hangomi afruzishhoi Oftob zarrahoi balandenergiya (asosan protonho) ba vujud meoyand, ki az 5 • 107 to 2 • 1010 eV energiyaro sohiband. Chunin zarraho komponent­hoi shuohoi kayhonii az Oftob oyandaro tashkil medihand va ba andozae dar fazoi ruizamini duchori tagyirot gardidani onhoro sharh doda metavonand. Qismi asosin afkanishoti elektromagnitii Oftob dar qismi namoyoni spektr meboshad. Miqdori energiyai shuoi

Oftob, ki dar davomi 1 daqiqa ba 1 sm2 masohat rost meoyad (in masohat berun az atmosferai Zamin dar masofai miyonai Zaminu Oftob girifta tuda, ba nurhoi Oftob amudi ast), sobitai Oftob nomida meshavad; vay ba 1,95 kal/(sm2 • daq) barobar ast, ki ba seli energiyaash 1,36 10e erg/ (sm2 • son) muvofiq meboshad.

Apparaturahoi raketahoi geofiziki, radifhoi masnu va zondhoi kayhoni muqarrar kardand, ki atmosferai Zamin afkanishoti kutohmavji Oftobro purra furu mebarad. Seli afkanishoti kutohmavj, ki az tamomi qursi Oftob afkanda meshavad, dar madori Zamin 3—6 erg/ (sm2 • son) -ro tashkil medihad. Afkanishoti rentgenii Oftob (darozii mavjash az 100 to 1 A0) az afkanishoti yaklukht va afkanish dar khathoi judogona iborat ast. Intensiviyati on vobasta ba tagyiri khuruji Oftob dar nazdikii madori Zamin kullan az 0,13 erg/ (sm2 • son) to 1 erg/(sm2 • son) digargun va dar solhoi avjgirii khuruji Oftob spektri afkanishoti rent­geni purzur meshavad. Dar ayyomi afruzishhoi Oftob afkanishoti rentgenii on dahho karat taqviyat meyobad. Afkanishoti ultrabunafsh va rentgenii Oftob, agarchi dar nazdikii madori Zamin nisbatan kamenergiyaand, vale ba qabathoi boloi atmosfera tasiri zur dorand. Gamma — afkanishoti Oftob niz oshkor gardidaand, vale purra tadqiq nashudaand.

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